记录几个常用的前台数据库的校验

/*字符串去空格*/function trimStrOT(str){    return str==null||str==''?'':str.replace(/\s+/g,'');}/*字符串类型验证*/function strTypeJdg(str,jdgType){    if (trimStrOT(str)!=''){        var jdgStr='';        switch(jdgType){            case null:                jdgStr='required';/*非空*/                break;            case 'digital':/*数字*/                jdgStr=/^[0-9]+([.]\d{1,4})?$/;                break;            case 'pInteger':/*非0正整数*/                jdgStr=/^\+?[1-9][0-9]*$/;                break;            case 'money':/*金钱*/                jdgStr=/^[0-9]*(\.[0-9]{1,7})?$/;                break;            case 'username':/*数字、26个英文字母或者下划线组成*/                jdgStr=/[\u4E00-\u9FA5\w]{2,}$/;                break;            case 'password':/*密码组成判断，字母开头，长度在6~20之间，只能包含字符、数字和下划线*/                jdgStr=/^[a-zA-Z]{1}([a-zA-Z0-9]|[._]){5,19}$/;                break;            case 'chn':/*汉字*/                jdgStr=/^[\u4e00-\u9fa5]{0,}$/;                break;            case 'tel':/*座机、传真号码*/                jdgStr=/^[0-9]{3,4}(\-)[0-9]{7,8}(\-[0-9]{1,4})?$/;                break;            case 'mobile':/*手机号码*/                jdgStr=/^(13[0-9]|14[0-9]|15[0-9]|18[0-9])\d{8}$/;                break;            case 'mail':/*邮箱*/                jdgStr=/^[a-zA-Z0-9_\-]{1,}@[a-zA-Z0-9_\-]{1,}\.[a-zA-Z0-9_\-.]{1,}$/;                break;            case 'postal':/*邮政编码*/                jdgStr=/^[0-9]{6}$/;                break;            case 'date':/*中文日期*/                jdgStr=/^(\d{4})-(0\d{1}|1[0-2])-(0\d{1}|[12]\d{1}|3[01])$/;                break;            case 'ID':/*身份证*/                jdgStr=/(^\d{15}$)|(^\d{18}$)|(^\d{17}(\d|X|x)$)/;                break;            default:                break;        }        return jdgStr!=''?jdgStr!='required'?jdgStr.test(str):trimStrOT(str)!='':false;    }else{        return false;    }}/*对比前后两个值*/function compareValJdg(beforeID, afterID){    var beforeObj = $("#" + beforeID);    var afterObj = $("#" + afterID);    var beforeVal = trimStrOT(beforeObj.val());    var afterVal = trimStrOT(afterObj.val());    if(beforeVal == afterVal){        beforeObj.hide();    }else{        beforeObj.show();    }}/* * 重复密码验证 * pwdID：密码控件id * rePwdID：重复密码控件id * tipsText：提示文本 * required：是否必填项 * */function passwordJdg(pwdID,rePwdID,tipsText,required) {    var passwordObj = $("#" + pwdID);    var rePasswordObj = $("#" + rePwdID);    var password=trimStrOT(passwordObj.val());    var rePassword=trimStrOT(rePasswordObj.val());    var validateResult=false;    if(password!=''&&rePassword!=''){        validateResult=password===rePassword;        tipsEleOperation(rePasswordObj,tipsText,validateResult);    }else{        validateResult=required?false:true;    }    return validateResult;}/**2个日期前后验证* startID：开始日期控件id* endID：结束日期控件id* tipsText：提示文本* required：是否必填项* */function doubleDateJdg(startID, endID, tipsText,required) {    var startDateObj = $("#" + startID);    var endDateObj = $("#" + endID);    var startDate=trimStrOT(startDateObj.val());    var endDate=trimStrOT(endDateObj.val());    var validateResult=false;    if(startDate!=''&&endDate!=''){        var d1 = new Date(startDate.replace(/\-/g, "\/"));        var d2 = new Date(endDate.replace(/\-/g, "\/"));        validateResult=startDate!=''&&endDate!=''&&d1